core_shell_microgelsmagnetic_modelticket-1257-vesicle-productticket_1156ticket_1265_superballticket_822_more_unit_tests
Last change
on this file since 032646d was
fa79f5c,
checked in by Paul Kienzle <pkienzle@…>, 7 years ago
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restore working sesans example using direct model
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-
Property mode set to
100644
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File size:
1.2 KB
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Rev | Line | |
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[3330bb4] | 1 | """ |
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[fa79f5c] | 2 | This is a data file used to load in sesans data and fit it using the bumps engine |
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[3330bb4] | 3 | """ |
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| 4 | from bumps.names import * |
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| 5 | |
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| 6 | import sesansfit |
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| 7 | |
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| 8 | # Enter the model name to use |
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| 9 | model_name = "sphere" |
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| 10 | |
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| 11 | # DO NOT MODIFY THIS LINE |
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| 12 | model = sesansfit.get_bumps_model(model_name) |
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| 13 | |
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| 14 | # Enter any custom parameters |
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| 15 | # name = Parameter(initial_value, name='name') |
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| 16 | phi = Parameter(0.0855, name='phi') |
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| 17 | # Add the parameters to this list that should be displayed in the fitting window |
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| 18 | custom_params = {"phi" : phi} |
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| 19 | |
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| 20 | # SESANS data file name |
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| 21 | sesans_file = "spheres2micron.ses" |
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| 22 | |
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| 23 | # Initial parameter values (if other than defaults) |
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| 24 | # "model_parameter_name" : value |
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| 25 | initial_vals = { |
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| 26 | "sld" : 1.41, |
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| 27 | "radius" : 10000, |
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| 28 | "sld_solvent" : 2.70, |
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| 29 | } |
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| 30 | |
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| 31 | # Ranges for parameters if other than default |
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| 32 | # "model_parameter_name" : [min, max] |
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| 33 | param_range = { |
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| 34 | "phi" : [0.001, 0.5], |
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| 35 | "radius" : [100, 100000] |
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| 36 | } |
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| 37 | |
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| 38 | # Constraints |
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| 39 | # model.param_name = f(other params) |
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[fa79f5c] | 40 | # EXAMPLE: model.scale = model.radius*model.radius*(1 - phi) - where radius |
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| 41 | # and scale are model functions and phi is a custom parameter |
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[3330bb4] | 42 | model.scale = phi*(1-phi) |
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| 43 | |
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| 44 | # Send to the fitting engine |
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| 45 | # DO NOT MODIFY THIS LINE |
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| 46 | problem = sesansfit.sesans_fit(sesans_file, model, initial_vals, custom_params, param_range) |
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